Provides fast, gentle heat with far infrared radiation that helps prevent skin from drying. The heat feels penetrating yet comfortable. Three heat levels for precise comfort - 50 C, 45 C, 40 C settings for easy adjustment Flexible timing for convenience - Timer options: 30 min, 60 min, 90 min, 2 h, 3 h - Auto shutoff after 15 minutes of inactivity once opened - Auto shutoff if the unit is tilted more than 45 degrees or turned over Fast warmth with adjustable coverage - Set the opening angle to direct heat over a larger area - The under desk design centrally warms the knee area for comfort - Feet warm easily, with a sensation similar to a foot bath Reliable material and construction - Carbon fiber heating element is nonmetallic, lightweight, quiet and odorless - Insulated backing minimizes heat loss and enhances safety Foldable and portable - Foldable design for compact storage and easy transport - Safe, quiet operation suitable for home, office, or small spaces Practical use scenarios - Office or study desk: warms knees and feet while seated without drying skin - Living room or bedtime: quick foot warming after a long day - Small spaces or travel: foldable design fits compact environments without sacrificing performance